HomeOracleOracle Error ORA-16523: operation requires the client to connect to instance “string”

Oracle Error ORA-16523: operation requires the client to connect to instance “string”

Oracle Error Message

ORA-16523: operation requires the client to connect to instance “string”

Reason for the Error

The switchover or failover operation required the client to connect to the apply instance of the target database.

Solution

Connect to the indicated instance and reissue the SWITCHOVER or FAILOVER command.

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